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<a name="1" href="#1">1</a>   <em>/**<em>*</em></em>
<a name="2" href="#2">2</a>   <em> * $Id: DynaBeanAdapter.html 10 2008-10-01 10:56:15Z azeckoski $</em>
<a name="3" href="#3">3</a>   <em> * $URL: http://reflectutils.googlecode.com/svn/maven/site/xref/org/azeckoski/reflectutils/beanutils/DynaBeanAdapter.html $</em>
<a name="4" href="#4">4</a>   <em> * DynaBeanAdapter.java - genericdao - Sep 20, 2008 10:08:01 AM - azeckoski</em>
<a name="5" href="#5">5</a>   <em> **************************************************************************</em>
<a name="6" href="#6">6</a>   <em> * Copyright (c) 2008 Aaron Zeckoski</em>
<a name="7" href="#7">7</a>   <em> * Licensed under the Apache License, Version 2.0</em>
<a name="8" href="#8">8</a>   <em> * </em>
<a name="9" href="#9">9</a>   <em> * A copy of the Apache License has been included in this </em>
<a name="10" href="#10">10</a>  <em> * distribution and is available at: <a href="http://www.apache.org/licenses/LICENSE-2.0.txt" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0.txt</a></em>
<a name="11" href="#11">11</a>  <em> *</em>
<a name="12" href="#12">12</a>  <em> * Aaron Zeckoski (azeckoski @ gmail.com) (aaronz @ vt.edu) (aaron @ caret.cam.ac.uk)</em>
<a name="13" href="#13">13</a>  <em> */</em>
<a name="14" href="#14">14</a>  
<a name="15" href="#15">15</a>  <strong>package</strong> org.azeckoski.reflectutils.beanutils;
<a name="16" href="#16">16</a>  
<a name="17" href="#17">17</a>  <strong>import</strong> java.util.ArrayList;
<a name="18" href="#18">18</a>  <strong>import</strong> java.util.HashMap;
<a name="19" href="#19">19</a>  <strong>import</strong> java.util.List;
<a name="20" href="#20">20</a>  <strong>import</strong> java.util.Map;
<a name="21" href="#21">21</a>  
<a name="22" href="#22">22</a>  <strong>import</strong> org.azeckoski.reflectutils.ClassFields.FieldsFilter;
<a name="23" href="#23">23</a>  <strong>import</strong> org.azeckoski.reflectutils.exceptions.FieldnameNotFoundException;
<a name="24" href="#24">24</a>  
<a name="25" href="#25">25</a>  <strong>import</strong> org.apache.commons.beanutils.DynaBean;
<a name="26" href="#26">26</a>  <strong>import</strong> org.apache.commons.beanutils.DynaClass;
<a name="27" href="#27">27</a>  <strong>import</strong> org.apache.commons.beanutils.DynaProperty;
<a name="28" href="#28">28</a>  
<a name="29" href="#29">29</a>  
<a name="30" href="#30">30</a>  <em>/**<em>*</em></em>
<a name="31" href="#31">31</a>  <em> * This allows dynabeans to work with the field utils,</em>
<a name="32" href="#32">32</a>  <em> * should only be loaded by reflection if the DynaBean class can be found</em>
<a name="33" href="#33">33</a>  <em> * </em>
<a name="34" href="#34">34</a>  <em> * @author Aaron Zeckoski (azeckoski @ gmail.com)</em>
<a name="35" href="#35">35</a>  <em> */</em>
<a name="36" href="#36">36</a>  <strong>public</strong> <strong>class</strong> <a href="../../../../org/azeckoski/reflectutils/beanutils/DynaBeanAdapter.html">DynaBeanAdapter</a> implements <a href="../../../../org/azeckoski/reflectutils/beanutils/FieldAdapter.html">FieldAdapter</a> {
<a name="37" href="#37">37</a>  
<a name="38" href="#38">38</a>      <strong>public</strong> <strong>boolean</strong> isAdaptableObject(Object obj) {
<a name="39" href="#39">39</a>          <strong>boolean</strong> adaptable = false;
<a name="40" href="#40">40</a>          <strong>if</strong> (obj instanceof DynaBean) {
<a name="41" href="#41">41</a>              adaptable = <strong>true</strong>;
<a name="42" href="#42">42</a>          }
<a name="43" href="#43">43</a>          <strong>return</strong> adaptable;
<a name="44" href="#44">44</a>      }
<a name="45" href="#45">45</a>  
<a name="46" href="#46">46</a>      <strong>public</strong> <strong>boolean</strong> isAdaptableClass(Class&lt;?> beanClass) {
<a name="47" href="#47">47</a>          <strong>boolean</strong> adaptable = false;
<a name="48" href="#48">48</a>          <strong>if</strong> (DynaBean.<strong>class</strong>.isAssignableFrom(beanClass)) {
<a name="49" href="#49">49</a>              adaptable = <strong>true</strong>;
<a name="50" href="#50">50</a>          }
<a name="51" href="#51">51</a>          <strong>return</strong> adaptable;
<a name="52" href="#52">52</a>      }
<a name="53" href="#53">53</a>  
<a name="54" href="#54">54</a>      <em class="comment">/*<em class="comment"> (non-Javadoc)</em></em>
<a name="55" href="#55">55</a>  <em class="comment">     * @see org.azeckoski.reflectutils.beanutils.FieldAdapter#getFieldType(java.lang.Object, java.lang.String)</em>
<a name="56" href="#56">56</a>  <em class="comment">     */</em>
<a name="57" href="#57">57</a>      <strong>public</strong> Class&lt;?> getFieldType(Object obj, String name) {
<a name="58" href="#58">58</a>          DynaClass dynaClass = ((DynaBean) obj).getDynaClass();
<a name="59" href="#59">59</a>          DynaProperty dynaProperty = dynaClass.getDynaProperty(name);
<a name="60" href="#60">60</a>          <strong>if</strong> (dynaProperty == <strong>null</strong>) {
<a name="61" href="#61">61</a>              <strong>throw</strong> <strong>new</strong> <a href="../../../../org/azeckoski/reflectutils/exceptions/FieldnameNotFoundException.html">FieldnameNotFoundException</a>(<span class="string">"DynaBean: Could not find this fieldName ("</span>+name+<span class="string">") on the target object: "</span> + obj, name, <strong>null</strong>);
<a name="62" href="#62">62</a>          }
<a name="63" href="#63">63</a>          <strong>return</strong> dynaProperty.getType();
<a name="64" href="#64">64</a>      }
<a name="65" href="#65">65</a>  
<a name="66" href="#66">66</a>      <em class="comment">/*<em class="comment"> (non-Javadoc)</em></em>
<a name="67" href="#67">67</a>  <em class="comment">     * @see org.azeckoski.reflectutils.beanutils.FieldAdapter#getFieldValues(java.lang.Object, org.azeckoski.reflectutils.ClassFields.FieldsFilter)</em>
<a name="68" href="#68">68</a>  <em class="comment">     */</em>
<a name="69" href="#69">69</a>      <strong>public</strong> Map&lt;String, Object> getFieldValues(Object obj, FieldsFilter filter) {
<a name="70" href="#70">70</a>          Map&lt;String, Object> values = <strong>new</strong> HashMap&lt;String, Object>();
<a name="71" href="#71">71</a>          DynaProperty[] descriptors =
<a name="72" href="#72">72</a>              ((DynaBean) obj).getDynaClass().getDynaProperties();
<a name="73" href="#73">73</a>          <strong>for</strong> (<strong>int</strong> i = 0; i &lt; descriptors.length; i++) {
<a name="74" href="#74">74</a>              String name = descriptors[i].getName();
<a name="75" href="#75">75</a>              <em class="comment">// cannot filter the values for dynabeans -AZ</em>
<a name="76" href="#76">76</a>              Object o = getSimpleValue(obj, name);
<a name="77" href="#77">77</a>              values.put(name, o);
<a name="78" href="#78">78</a>          }
<a name="79" href="#79">79</a>          <strong>return</strong> values;
<a name="80" href="#80">80</a>      }
<a name="81" href="#81">81</a>  
<a name="82" href="#82">82</a>      <em class="comment">/*<em class="comment"> (non-Javadoc)</em></em>
<a name="83" href="#83">83</a>  <em class="comment">     * @see org.azeckoski.reflectutils.beanutils.FieldAdapter#getSimpleValue(java.lang.Object, java.lang.String)</em>
<a name="84" href="#84">84</a>  <em class="comment">     */</em>
<a name="85" href="#85">85</a>      <strong>public</strong> Object getSimpleValue(Object obj, String name) {
<a name="86" href="#86">86</a>          DynaProperty descriptor =
<a name="87" href="#87">87</a>              ((DynaBean) obj).getDynaClass().getDynaProperty(name);
<a name="88" href="#88">88</a>          <strong>if</strong> (descriptor == <strong>null</strong>) {
<a name="89" href="#89">89</a>              <strong>throw</strong> <strong>new</strong> <a href="../../../../org/azeckoski/reflectutils/exceptions/FieldnameNotFoundException.html">FieldnameNotFoundException</a>(name);
<a name="90" href="#90">90</a>          }
<a name="91" href="#91">91</a>          Object value = (((DynaBean) obj).get(name));
<a name="92" href="#92">92</a>          <strong>return</strong> value;
<a name="93" href="#93">93</a>      }
<a name="94" href="#94">94</a>  
<a name="95" href="#95">95</a>      <em class="comment">/*<em class="comment"> (non-Javadoc)</em></em>
<a name="96" href="#96">96</a>  <em class="comment">     * @see org.azeckoski.reflectutils.beanutils.FieldAdapter#getIndexedValue(java.lang.Object, java.lang.String, int)</em>
<a name="97" href="#97">97</a>  <em class="comment">     */</em>
<a name="98" href="#98">98</a>      <strong>public</strong> Object getIndexedValue(Object obj, String name, <strong>int</strong> index) {
<a name="99" href="#99">99</a>          DynaProperty descriptor =
<a name="100" href="#100">100</a>             ((DynaBean) obj).getDynaClass().getDynaProperty(name);
<a name="101" href="#101">101</a>         <strong>if</strong> (descriptor == <strong>null</strong>) {
<a name="102" href="#102">102</a>             <strong>throw</strong> <strong>new</strong> <a href="../../../../org/azeckoski/reflectutils/exceptions/FieldnameNotFoundException.html">FieldnameNotFoundException</a>(name);
<a name="103" href="#103">103</a>         }
<a name="104" href="#104">104</a>         Object value = ((DynaBean) obj).get(name, index);
<a name="105" href="#105">105</a>         <strong>return</strong> value;
<a name="106" href="#106">106</a>     }
<a name="107" href="#107">107</a> 
<a name="108" href="#108">108</a>     <em class="comment">/*<em class="comment"> (non-Javadoc)</em></em>
<a name="109" href="#109">109</a> <em class="comment">     * @see org.azeckoski.reflectutils.beanutils.FieldAdapter#getMappedValue(java.lang.Object, java.lang.String, java.lang.String)</em>
<a name="110" href="#110">110</a> <em class="comment">     */</em>
<a name="111" href="#111">111</a>     <strong>public</strong> Object getMappedValue(Object obj, String name, String key) {
<a name="112" href="#112">112</a>         DynaProperty descriptor =
<a name="113" href="#113">113</a>             ((DynaBean) obj).getDynaClass().getDynaProperty(name);
<a name="114" href="#114">114</a>         <strong>if</strong> (descriptor == <strong>null</strong>) {
<a name="115" href="#115">115</a>             <strong>throw</strong> <strong>new</strong> <a href="../../../../org/azeckoski/reflectutils/exceptions/FieldnameNotFoundException.html">FieldnameNotFoundException</a>(name);
<a name="116" href="#116">116</a>         }
<a name="117" href="#117">117</a>         Object value = ((DynaBean) obj).get(name, key);
<a name="118" href="#118">118</a>         <strong>return</strong> value;
<a name="119" href="#119">119</a>     }
<a name="120" href="#120">120</a> 
<a name="121" href="#121">121</a>     <em class="comment">/*<em class="comment"> (non-Javadoc)</em></em>
<a name="122" href="#122">122</a> <em class="comment">     * @see org.azeckoski.reflectutils.beanutils.FieldAdapter#setIndexedValue(java.lang.Object, java.lang.String, int, java.lang.Object)</em>
<a name="123" href="#123">123</a> <em class="comment">     */</em>
<a name="124" href="#124">124</a>     <strong>public</strong> <strong>void</strong> setIndexedValue(Object obj, String name, <strong>int</strong> index, Object value) {
<a name="125" href="#125">125</a>         DynaProperty descriptor =
<a name="126" href="#126">126</a>             ((DynaBean) obj).getDynaClass().getDynaProperty(name);
<a name="127" href="#127">127</a>         <strong>if</strong> (descriptor == <strong>null</strong>) {
<a name="128" href="#128">128</a>             <strong>throw</strong> <strong>new</strong> <a href="../../../../org/azeckoski/reflectutils/exceptions/FieldnameNotFoundException.html">FieldnameNotFoundException</a>(name);
<a name="129" href="#129">129</a>         }
<a name="130" href="#130">130</a>         ((DynaBean) obj).set(name, index, value);
<a name="131" href="#131">131</a>     }
<a name="132" href="#132">132</a> 
<a name="133" href="#133">133</a>     <em class="comment">/*<em class="comment"> (non-Javadoc)</em></em>
<a name="134" href="#134">134</a> <em class="comment">     * @see org.azeckoski.reflectutils.beanutils.FieldAdapter#setMappedValue(java.lang.Object, java.lang.String, java.lang.String, java.lang.Object)</em>
<a name="135" href="#135">135</a> <em class="comment">     */</em>
<a name="136" href="#136">136</a>     <strong>public</strong> <strong>void</strong> setMappedValue(Object obj, String name, String key, Object value) {
<a name="137" href="#137">137</a>         DynaProperty descriptor =
<a name="138" href="#138">138</a>             ((DynaBean) obj).getDynaClass().getDynaProperty(name);
<a name="139" href="#139">139</a>         <strong>if</strong> (descriptor == <strong>null</strong>) {
<a name="140" href="#140">140</a>             <strong>throw</strong> <strong>new</strong> <a href="../../../../org/azeckoski/reflectutils/exceptions/FieldnameNotFoundException.html">FieldnameNotFoundException</a>(name);
<a name="141" href="#141">141</a>         }
<a name="142" href="#142">142</a>         ((DynaBean) obj).set(name, key, value);
<a name="143" href="#143">143</a>     }
<a name="144" href="#144">144</a> 
<a name="145" href="#145">145</a>     <em class="comment">/*<em class="comment"> (non-Javadoc)</em></em>
<a name="146" href="#146">146</a> <em class="comment">     * @see org.azeckoski.reflectutils.beanutils.FieldAdapter#setSimpleValue(java.lang.Object, java.lang.String, java.lang.Object)</em>
<a name="147" href="#147">147</a> <em class="comment">     */</em>
<a name="148" href="#148">148</a>     <strong>public</strong> <strong>void</strong> setSimpleValue(Object obj, String name, Object value) {
<a name="149" href="#149">149</a>         DynaProperty descriptor =
<a name="150" href="#150">150</a>             ((DynaBean) obj).getDynaClass().getDynaProperty(name);
<a name="151" href="#151">151</a>         <strong>if</strong> (descriptor == <strong>null</strong>) {
<a name="152" href="#152">152</a>             <strong>throw</strong> <strong>new</strong> <a href="../../../../org/azeckoski/reflectutils/exceptions/FieldnameNotFoundException.html">FieldnameNotFoundException</a>(name);
<a name="153" href="#153">153</a>         }
<a name="154" href="#154">154</a>         ((DynaBean) obj).set(name, value);
<a name="155" href="#155">155</a>     }
<a name="156" href="#156">156</a> 
<a name="157" href="#157">157</a>     <strong>public</strong> Object newInstance(Object bean) {
<a name="158" href="#158">158</a>         <strong>try</strong> {
<a name="159" href="#159">159</a>             <strong>return</strong> ((DynaBean) bean).getDynaClass().newInstance();
<a name="160" href="#160">160</a>         } <strong>catch</strong> (Exception e) {
<a name="161" href="#161">161</a>             <strong>throw</strong> <strong>new</strong> RuntimeException(<span class="string">"Could not instantiate DynaBean: "</span> + bean, e);
<a name="162" href="#162">162</a>         } <em class="comment">// make new dynabean</em>
<a name="163" href="#163">163</a>     }
<a name="164" href="#164">164</a> 
<a name="165" href="#165">165</a>     <strong>public</strong> List&lt;String> getPropertyNames(Object bean) {
<a name="166" href="#166">166</a>         List&lt;String> names = <strong>new</strong> ArrayList&lt;String>();
<a name="167" href="#167">167</a>         DynaProperty origDescriptors[] =
<a name="168" href="#168">168</a>             ((DynaBean) bean).getDynaClass().getDynaProperties();
<a name="169" href="#169">169</a>         <strong>for</strong> (DynaProperty dynaProperty : origDescriptors) {
<a name="170" href="#170">170</a>             String name = dynaProperty.getName();
<a name="171" href="#171">171</a>             names.add(name);
<a name="172" href="#172">172</a>         }
<a name="173" href="#173">173</a>         <strong>return</strong> names;
<a name="174" href="#174">174</a>     }
<a name="175" href="#175">175</a> 
<a name="176" href="#176">176</a> }
</pre>
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